Portable ultraviolet sanitizer



FIG. 1 is a front, left side and top perspective view of a portable ultraviolet sanitizer showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear, left side and bottom perspective view thereof.

The broken lines in the drawing depict portions of the portable ultraviolet sanitizer that form no part of the claimed design. 

CLAIM The ornamental design for a portable ultraviolet sanitizer, as shown and described. 